<template>
  <!-- 注册页面的整体盒子 -->
  <div class="reg-container">
    <!-- 注册的盒子 -->
    <div class="reg-box">
      <!-- 标题的盒子 -->
      <div class="title-box"></div>
      <!-- 注册的表单区域 -->
      <el-form style="padding:0 25px" :model="formData" :rules="frules" ref="fref">
      <el-form-item prop="username">
        <el-input v-model="formData.username" placeholder="请输入用户名" prefix-icon=el-icon-user></el-input>
      </el-form-item>
      <el-form-item prop="password">
        <el-input v-model="formData.password" placeholder="请输入密码" prefix-icon=el-icon-lock></el-input>
      </el-form-item>
      <el-form-item prop="repassword">
        <el-input v-model="formData.repassword" placeholder="请再次输入密码" prefix-icon=el-icon-lock></el-input>
      </el-form-item>
      <el-form-item>
        <el-button style="width:100%" type="primary" @click="regNewUser">注册</el-button>
        <el-link type="info">去登录</el-link>
      </el-form-item>
      </el-form>
    </div>
  </div>
</template>

<script>
export default {
  name: 'Reg',
  data(){
      var repwd = (rule, value, callback) => {
      if (value === '') {
        callback(new Error('请再次输入密码'));
      } else if (value !== this.formData.password) {
        callback(new Error('两次输入密码不一致!'));
      } else {
        callback();
      }
    };
    return{
      formData:{
        username:'',
        password:'',
        repassword:''
      },
      frules:{
        username:[
          {required:true ,message:'请输入用户名', trigger:'blur'},
          { pattern: /^[a-zA-Z0-9]{2,10}$/, message: '用户名必须是2-10的字母数字', trigger: 'blur' }
        ],
        password:[
          {required:true ,message:'请输入密码', trigger:'blur'},
          { pattern: /^\S{6,15}$/, message: '密码必须是6-15的非空字符', trigger: 'blur' }
        ],
        repassword:[
          { validator: repwd, trigger: 'blur' },
          { pattern: /^\S{6,15}$/, message: '密码必须是6-15的非空字符', trigger: 'blur' }
        ]
      }
    }
  },
  methods: {
    regNewUser() {
      this.$refs.fref.validate(async(valid) => {
        if (!valid) return 
        const {data:res} = await this.$http.post('/api/reg',this.formData)
        console.log(res)
        if(res.code !== 0) return this.$message.error(res.message)
        this.$message.success(res.message)
        this.$router.push('/login')
      });
    },
  }
}
</script>

<style lang="less" scoped>
.reg-container {
  background: url('../../assets/images/login_bg.jpg') center;
  background-size: cover;
  height: 100%;

  .reg-box {
    width: 400px;
    height: 335px;
    background-color: #fff;
    border-radius: 3px;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);

    .title-box {
      height: 60px;
      background: url('../../assets/images/login_title.png') center no-repeat;
    }
  }
}
</style>
